CN217059669U - Detection device for tensile property of power cable - Google Patents
Detection device for tensile property of power cable Download PDFInfo
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- CN217059669U CN217059669U CN202220681680.8U CN202220681680U CN217059669U CN 217059669 U CN217059669 U CN 217059669U CN 202220681680 U CN202220681680 U CN 202220681680U CN 217059669 U CN217059669 U CN 217059669U
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- vertical plate
- half ring
- fixedly connected
- stationary half
- power cable
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Abstract
The utility model discloses a detection apparatus for be used for power cable tensile strength, including the base, first riser of base upper end bilateral symmetry fixedly connected with and second riser rotate between first riser and the second riser and are connected with the threaded rod, and fixed mounting has positive reverse motor on the second riser lateral wall, positive reverse motor output shaft and the coaxial fixed connection of threaded rod, and threaded connection has the sleeve on the threaded rod, and fixedly connected with diaphragm has seted up the spout on the sleeve lateral wall on the diaphragm, and sliding connection has the slider in the spout. The utility model discloses during the test, when the position of pulling force point was changed to needs, the work of the motor that is just reversing in control, through threaded rod and sleeve drive diaphragm horizontal migration, flare-out the cable afterwards, screw up the fixed establishment on the riser, pull the digital display tensiometer again, can obtain the pulling force numerical value, under the operation of many times different positions, can obtain the different pulling force point of multiunit position data under testing, obtain comprehensive data.
Description
Technical Field
The utility model relates to a power equipment technical field especially relates to a detection apparatus for be used for power cable tensile strength.
Background
A power cable is a cable for transmitting and distributing electrical energy, which can be defined as: an aggregate consisting of; one or more insulated wire cores, and their respective possible coatings, total protective layers and outer sheaths, the cable may also have additional conductors without insulation. The power cable is commonly used for urban underground power grids, power station leading-out lines, power supply inside industrial and mining enterprises and transmission lines under river-crossing seawater.
The power cable needs to be tested for tensile property after production is completed, and a detection device for the tensile property of the power cable in the prior art cannot adjust the position of a cable tension point as required in the measurement process, so that data under test of multiple groups of different positions cannot be obtained, and the data are not comprehensive enough.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the detection device who is used for power cable tensile strength who proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a detection device for tensile property of a power cable comprises a base, wherein a first vertical plate and a second vertical plate are symmetrically and fixedly connected with two sides of the upper end of the base, a threaded rod is rotatably connected between the first vertical plate and the second vertical plate, a positive and negative rotating motor is fixedly arranged on the side wall of the second vertical plate, the output shaft of the positive and negative rotation motor is coaxially and fixedly connected with a threaded rod, a sleeve is connected with the threaded rod in a threaded manner, a transverse plate is fixedly connected to the side wall of the sleeve, a sliding groove is formed in the transverse plate, a sliding block is connected in the sliding groove in a sliding manner, the slide block is fixedly connected with a vertical plate, the vertical plate and the opposite side wall of the first vertical plate are fixedly connected with a bearing plate, the bearing plate is provided with a fixing mechanism for fixing a cable, the side wall of the vertical plate far away from the fixing mechanism is provided with a measuring mechanism for measuring the tension, and a limiting mechanism used for limiting the sleeve to move along the horizontal direction is arranged between the first vertical plate and the second vertical plate.
Preferably, the fixing mechanism comprises a lower stationary half ring, an upper stationary half ring and a fixing bolt, the lower stationary half ring is fixedly connected to the upper end of the bearing plate, the upper stationary half ring is arranged above the lower stationary half ring, the fixing bolt is in threaded connection between the lower stationary half ring and the upper stationary half ring, and the upper stationary half ring is provided with a cable end fixing mechanism.
Preferably, the measuring mechanism comprises a digital display tensiometer, the side wall of the vertical plate far away from the fixing mechanism is fixedly connected with a hanging ring, a hook is fixedly arranged at the end part of the digital display tensiometer, and the hook is hung on the hanging ring.
Preferably, stop gear includes the gag lever post, gag lever post fixed connection is between first riser and second riser, the sleeve cover is established outside the gag lever post and with gag lever post sliding connection.
Preferably, the limiting rod is a thin cylindrical rod, and the surface of the limiting rod is polished.
Preferably, the inner cambered surfaces of the lower fixed half ring and the upper fixed half ring are both fixedly provided with wear-resistant rubber pads.
Preferably, the cable end fixing mechanism comprises a screw rod rotatably connected to the upper stationary half ring, a screw nut screwed on the screw rod, and a fixing clamp plate fixed with the screw nut through a connecting rod.
The utility model discloses following beneficial effect has:
during the test, fix an tip of cable in the fixed establishment on first riser earlier, pass the fixed establishment on the riser with another tip of cable, when the position that needs to change the pulling force point, control positive and negative motor work, drive diaphragm horizontal migration through threaded rod and sleeve, straighten the cable afterwards, tighten the fixed establishment on the riser, pull the digital display tensiometer again, can obtain the pulling force numerical value, under the operation of many times different positions, can obtain the data under the test of the different pulling force point position of multiunit, obtain comprehensive data.
Drawings
Fig. 1 is a schematic structural view of a detection device for detecting tensile property of a power cable according to the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
fig. 3 is a schematic back structural view of a device for detecting tensile strength of a power cable according to the present invention;
fig. 4 is a schematic structural diagram of the fixing mechanism according to the present invention.
In the figure: 1. a base; 2. a first vertical plate; 3. a second vertical plate; 4. a threaded rod; 5. a positive and negative rotation motor; 6. a transverse plate; 7. a chute; 8. a slider; 9. a vertical plate; 10. carrying a plate; 11. a lower stationary half ring; 12. an upper stationary half ring; 13. fixing the bolt; 14. a digital display tension meter; 15. a sleeve; 16. a limiting rod; 17. a lead screw; 18. fixing the clamping plate; 19. a lead screw nut; 20. a connecting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-4, a detection device for tensile property of a power cable comprises a base 1, wherein a first vertical plate 2 and a second vertical plate 3 are fixedly connected to the upper end of the base 1 in a symmetrical mode, a threaded rod 4 is rotatably connected between the first vertical plate 2 and the second vertical plate 3, a forward and reverse motor 5 is fixedly mounted on the side wall of the second vertical plate 3, and an output shaft of the forward and reverse motor 5 is coaxially and fixedly connected with the threaded rod 4.
Threaded connection has sleeve 15 on the threaded rod 4, fixedly connected with diaphragm 6 on the sleeve 15 lateral wall, has seted up spout 7 on diaphragm 6, and sliding connection has slider 8 in spout 7, fixedly connected with riser 9 on the slider 8, equal fixedly connected with loading board 10 on riser 9 and the 2 relative lateral walls of first riser.
The bearing plate 10 is provided with a fixing mechanism for fixing a cable, the fixing mechanism comprises a lower stationary half ring 11, an upper stationary half ring 12 and a fixing bolt 13, the lower stationary half ring 11 is fixedly connected to the upper end of the bearing plate 10, the upper stationary half ring 12 is arranged above the lower stationary half ring 11, and the fixing bolt 13 is in threaded connection between the lower stationary half ring 11 and the upper stationary half ring 12.
Install the measuring mechanism who is used for measuring the pulling force on the lateral wall that fixed establishment was kept away from to riser 9, measuring mechanism includes digital display tensiometer 14, and fixed establishment's lateral wall fixedly connected with link is kept away from to riser 9, and 14 end fixing of digital display tensiometer are provided with the couple, and the couple is hung and is established on the link.
Install between first riser 2 and the second riser 3 and be used for limiting sleeve 15 along the stop gear of horizontal direction removal, stop gear includes gag lever post 16, and gag lever post 16 fixed connection is between first riser 2 and second riser 3, and sleeve 15 cover is established in gag lever post 16 outside and with gag lever post 16 sliding connection.
The limiting rod 16 is a thin cylindrical rod, the surface of the limiting rod 16 is polished, and the inner arc surfaces of the lower fixed half ring 11 and the upper fixed half ring 12 are both fixedly provided with wear-resistant rubber pads.
The upper stationary half ring 12 is provided with a cable end fixing mechanism, and the cable end fixing mechanism comprises a screw rod 17 rotatably connected to the upper stationary half ring 12, a screw nut 19 in threaded connection with the screw rod 17, and a fixed clamp plate 18 fixed with the screw nut 19 through a connecting rod 20.
It should be noted that the digital tension meter 14 is a mature technology in the prior art, and can display the tension value on the surface display screen in real time.
The utility model discloses in, during the test, with earlier in the fixed establishment of an end fixing on first riser 2 of cable, be about for the cable tip arrange in down stationary half 11 and last stationary half 12, utilize fixing bolt 13 to screw up, rotate lead screw 17 afterwards for screw nut 19 drives solid fixed splint downstream through connecting rod 20, presss from both sides the fastening with the cable tip and fixes, increases connection stability.
Then, the other end of the cable penetrates through a fixing mechanism on a vertical plate 9, when the position of a tension point needs to be changed, a forward and reverse motor 5 is controlled to work, the forward and reverse motor 5 drives a transverse plate 6 to horizontally move through a threaded rod 4 and a sleeve 15, then the cable is straightened, a fixing bolt 13 in the fixing mechanism on the vertical plate 9 is screwed, and a lead screw 17 is rotated, so that a lead screw nut 19 drives a fixing clamp plate to downwards move through a connecting rod 20, the position of the tension point of the cable is clamped and fixed, the connection stability is improved, and the tension point of the cable is determined. And then the digital display tension meter 14 is pulled, so that tension values can be obtained, and under the operation of multiple times at different positions, multiple groups of data under the test of different tension point positions can be obtained, so that comprehensive data can be obtained.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The detection device for the tensile property of the power cable comprises a base (1) and is characterized in that a first vertical plate (2) and a second vertical plate (3) are symmetrically and fixedly connected to the two sides of the upper end of the base (1), a threaded rod (4) is rotatably connected between the first vertical plate (2) and the second vertical plate (3), a forward and reverse motor (5) is fixedly installed on the side wall of the second vertical plate (3), the output shaft of the forward and reverse motor (5) is coaxially and fixedly connected with the threaded rod (4), a sleeve (15) is in threaded connection with the threaded rod (4), a transverse plate (6) is fixedly connected to the side wall of the sleeve (15), a sliding groove (7) is formed in the transverse plate (6), a sliding block (8) is slidably connected to the sliding groove (7), a vertical plate (9) is fixedly connected to the sliding block (8), and a bearing plate (10) is fixedly connected to the opposite side walls of the vertical plate (9) and the first vertical plate (2), the cable tension measuring device is characterized in that a fixing mechanism used for fixing a cable is installed on the bearing plate (10), a measuring mechanism used for measuring tension is installed on the side wall of the vertical plate (9) far away from the fixing mechanism, and a limiting mechanism used for limiting the sleeve (15) to move in the horizontal direction is installed between the first vertical plate (2) and the second vertical plate (3).
2. The device for detecting the tensile property of a power cable according to claim 1, wherein the fixing mechanism comprises a lower stationary half ring (11), an upper stationary half ring (12) and a fixing bolt (13), the lower stationary half ring (11) is fixedly connected to the upper end of the bearing plate (10), the upper stationary half ring (12) is disposed above the lower stationary half ring (11), the fixing bolt (13) is threadedly connected between the lower stationary half ring (11) and the upper stationary half ring (12), and the cable end fixing mechanism is installed on the upper stationary half ring (12).
3. The detection device for the tensile property of the power cable according to claim 1, wherein the measuring mechanism comprises a digital tension meter (14), a hanging ring is fixedly connected to a side wall of the vertical plate (9) far away from the fixing mechanism, and a hook is fixedly arranged at an end of the digital tension meter (14) and hung on the hanging ring.
4. The device for detecting the tensile property of the power cable according to claim 1, wherein the limiting mechanism comprises a limiting rod (16), the limiting rod (16) is fixedly connected between the first vertical plate (2) and the second vertical plate (3), and the sleeve (15) is sleeved outside the limiting rod (16) and is slidably connected with the limiting rod (16).
5. The device for detecting the tensile property of the power cable according to claim 4, wherein the limiting rod (16) is a thin cylindrical rod, and the surface of the limiting rod (16) is polished.
6. The device for detecting the tensile property of the power cable as claimed in claim 2, wherein the inner cambered surfaces of the lower stationary half ring (11) and the upper stationary half ring (12) are fixedly provided with wear-resistant rubber pads.
7. The device for detecting the tensile property of the power cable according to claim 2, wherein the cable end fixing mechanism comprises a lead screw (17) rotatably connected to the upper half fixing ring (12), a lead screw nut (19) screwed on the lead screw (17), and a fixing clamp plate (18) fixed with the lead screw nut (19) through a connecting rod (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220681680.8U CN217059669U (en) | 2022-03-28 | 2022-03-28 | Detection device for tensile property of power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220681680.8U CN217059669U (en) | 2022-03-28 | 2022-03-28 | Detection device for tensile property of power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217059669U true CN217059669U (en) | 2022-07-26 |
Family
ID=82466549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220681680.8U Active CN217059669U (en) | 2022-03-28 | 2022-03-28 | Detection device for tensile property of power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217059669U (en) |
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2022
- 2022-03-28 CN CN202220681680.8U patent/CN217059669U/en active Active
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